am b48bfdc8: Merge "Export elfutils headers and lose the version number from the path."

* commit 'b48bfdc826ebdd316d5d8a4ff8f213391f1c710b':
  Export elfutils headers and lose the version number from the path.

1 files changed, 80 insertions, 0 deletions

diff --git a/src/libdwfl/dwfl_getdwarf.c b/src/libdwfl/dwfl_getdwarf.c
new file mode 100644
index 00000000..0a0656f7
--- /dev/null
+++ b/src/libdwfl/dwfl_getdwarf.c
@@ -0,0 +1,80 @@
+/* Iterate through modules to fetch Dwarf information.
+   Copyright (C) 2005, 2008 Red Hat, Inc.
+   This file is part of Red Hat elfutils.
+
+   Red Hat elfutils is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by the
+   Free Software Foundation; version 2 of the License.
+
+   Red Hat elfutils is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along
+   with Red Hat elfutils; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
+
+   In addition, as a special exception, Red Hat, Inc. gives You the
+   additional right to link the code of Red Hat elfutils with code licensed
+   under any Open Source Initiative certified open source license
+   (http://www.opensource.org/licenses/index.php) which requires the
+   distribution of source code with any binary distribution and to
+   distribute linked combinations of the two.  Non-GPL Code permitted under
+   this exception must only link to the code of Red Hat elfutils through
+   those well defined interfaces identified in the file named EXCEPTION
+   found in the source code files (the "Approved Interfaces").  The files
+   of Non-GPL Code may instantiate templates or use macros or inline
+   functions from the Approved Interfaces without causing the resulting
+   work to be covered by the GNU General Public License.  Only Red Hat,
+   Inc. may make changes or additions to the list of Approved Interfaces.
+   Red Hat's grant of this exception is conditioned upon your not adding
+   any new exceptions.  If you wish to add a new Approved Interface or
+   exception, please contact Red Hat.  You must obey the GNU General Public
+   License in all respects for all of the Red Hat elfutils code and other
+   code used in conjunction with Red Hat elfutils except the Non-GPL Code
+   covered by this exception.  If you modify this file, you may extend this
+   exception to your version of the file, but you are not obligated to do
+   so.  If you do not wish to provide this exception without modification,
+   you must delete this exception statement from your version and license
+   this file solely under the GPL without exception.
+
+   Red Hat elfutils is an included package of the Open Invention Network.
+   An included package of the Open Invention Network is a package for which
+   Open Invention Network licensees cross-license their patents.  No patent
+   license is granted, either expressly or impliedly, by designation as an
+   included package.  Should you wish to participate in the Open Invention
+   Network licensing program, please visit www.openinventionnetwork.com
+   <http://www.openinventionnetwork.com>.  */
+
+#include "libdwflP.h"
+
+struct module_callback_info
+{
+  int (*callback) (Dwfl_Module *, void **,
+		   const char *, Dwarf_Addr,
+		   Dwarf *, Dwarf_Addr, void *);
+  void *arg;
+};
+
+static int
+module_callback (Dwfl_Module *mod, void **userdata,
+		 const char *name, Dwarf_Addr start, void *arg)
+{
+  const struct module_callback_info *info = arg;
+  Dwarf_Addr bias = 0;
+  Dwarf *dw = INTUSE(dwfl_module_getdwarf) (mod, &bias);
+  return (*info->callback) (mod, userdata, name, start, dw, bias, info->arg);
+}
+
+ptrdiff_t
+dwfl_getdwarf (Dwfl *dwfl,
+	       int (*callback) (Dwfl_Module *, void **,
+				const char *, Dwarf_Addr,
+				Dwarf *, Dwarf_Addr, void *),
+	       void *arg,
+	       ptrdiff_t offset)
+{
+  struct module_callback_info info = { callback, arg };
+  return INTUSE(dwfl_getmodules) (dwfl, &module_callback, &info, offset);
+}